Expect to be awestruck when you enter the open expanse of Prague’s Old Town Square. You’ll face an array of facades, pediments and spires ranging from Romanesque, Gothic and Renaissance to baroque and art nouveau. The buildings constitute a textbook study of urban development from the 14th century to the present.

Looking for something unusual to do this summer? How about exploring the remains of the Titanic from an Mir submersible vehicle at 12,500 feet below sea level? Fifteen-day excursions will begin July 12, July 27 and August 6 and will include lectures and a ceremony to mark the 100th anniversary of the Titanic’s sinking.

Bruges, Belgium, was but a blip on the tourist map until the movie In Bruges hit theaters in 2008. The dark comedy, featuring a duo of Laurel-and-Hardy-type hit men, resonated with audiences that were intrigued by its twisted plot, but also by its deliberate obeisance to a city that had managed to elude most American tourists.

"You can do this," I told myself. I stripped out of my yellow expedition jacket, wool cap, gloves, fleece layers, tights, rain pants and long underwear–down to my bathing suit. I was ready to step into the frigid South Atlantic Ocean off Deception Island to become a member of the Antarctic Polar Plunge Club.

The Flexjet 25 Jet Card program–which provides 25, 30 or 35 hours of flying time on Bombardier aircraft–is offering a bonus to customers who sign up by January 31: a getaway to Los Cabos, Mexico, created by luxury travel consultants Abercrombie & Kent.

It's now possible to golf at any of 400 private clubs, thanks to Boxgroove, a Web-based service that allows members to sign up for available tee times at participating U.S. venues. Depending on your membership (basic membership is free), a round of golf starts at approximately $90 per person.

Even many of the world's savviest travelers have yet to discover pristine Saint-Pierre and Miquelon, two sleepy but thoroughly enchanting islands 15 miles south of Newfoundland. They swirl in fog and mystery and boast the anomaly of being France's last foothold in North America.